Have you ______ your proposal to the conference?— Yes. It drew a lot of representatives’ attention.[ ]

－I wasreally anxious about you. You shouldn’t have left without a ward.－.

The generous donation from China to the sufferers in the killing Indian Ocean Quake-tsunami has ____ the Chinese people’s unselfishness and internationalism.

It is strange that he ______ come so late. — Something unexpected must have happened to him.

At the meeting they discussed three different ___ to the study of mathematics.,